20241+2404 BKO 444AC

 
 
20h 24m 10.64s +24 04' 08.2" P.A. 207 sep 7.6 mag 12.30,14.50
 
 
Coord 2000
20241+2404
Discov num
BKO 444
Comp
AC
Coord arcsec 2000
20 24 10.64 +24 04 08.2
Date first
1997
Date last
2015
Obs
4
Pa first
208
Pa last
207
P.A. Now (θ)
207°
Sep first
7.7
Sep last
7.6
Sep. Now (ρ)
7.6"
Mag pri
12.30
Mag sec
14.50
delta mag (ΔM)
2.2
Spectral class
Pri motion ra
-009
Sec motion ra
-045
Pri motion dec
-010
Sec motion dec
-026
Notes
rPM=0.758
Nature of this double is uncertain.
 
 
20241+2404 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20241+2404 POU4449 AB 1898 2015 5 240 14.9 12.34 14.20 1.86
Show 20241+2404 BKO 444 AC 1997 2015 4 207 7.6 12.30 14.50 2.20 <===
Show 20241+2404 BKO 444 BD 1997 2015 3 206 3.5 14.20 14.50 0.30
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
207
Precise sep
7.591
Constellation
Vulpecula
SAO
88633
Tycho2
2156-00313-1
Gaia DR2
06929541248
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20241+2404 BKO 444 AC 2008 1 208 7.6 12.30 14.50 202410.64+240408.2
20241+2404 BKO 444 AC 2015 4 207 7.6 12.30 14.50 202410.64+240408.2

If you need more information about this double, apply for a data request form to the WDS.